Dyfyniad APA

ebrary, Inc, Denman, A. C., & Penrod, O. M. (2009). Land use policy. Nova Science Publishers.

Dyfyniad Arddull Chicago

ebrary, Inc, Alexander C. Denman, and Oliver M. Penrod. Land Use Policy. New York: Nova Science Publishers, 2009.

Dyfyniad MLA

ebrary, Inc, et al. Land Use Policy. Nova Science Publishers, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.